Bryant DURAPAC PLUS 581A Installation And Service Instructions Manual page 25

Table 16 — Fan Performance — 581A210 High Heat Horizontal Discharge Units*
AIRFLOW
0.2
(Cfm)
Rpm Bhp
3,500 645 1105
4,000 718 1454
4,500 792 1866
5,000 867 2343
5,500 943 2889
6,000 1019 3177
6,500 1096 3973
7,000 1173 4894
7,500 1250 5952
8,000 1328 7153
8,500 — —
9,000 — —
9,500 — —
10,000 — —
AIRFLOW
1.2
(Cfm)
Rpm Bhp
3,500 965 2195
4,000 1014 2364
4,500 1067 2882
5,000 1123 3489
5,500 1182 4194
6,000 1243 5008
6,500 1306 5939
7,000 1371 6997
7,500 — —
8,000 — —
8,500 — —
9,000 — —
9,500 — —
10,000 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 896-1227 (208/230 and 460-v), 863-1141 (575-v)
High Range: 1113-1414 (208/230 and 460-v), 1042-1285 (575-v)
All other rpms require field-supplied drive.
Table 17 — Fan Performance — 581A240 Low Heat Horizontal Discharge Units*
AIRFLOW
0.2
(Cfm)
Rpm Bhp
3,500 642 1082
4,000 714 1426
4,500 787 1831
5,000 862 2301
5,500 937 2838
6,000 1013 3113
6,500 1089 3893
7,000 1166 4798
7,500 1243 5837
8,000 1320 7017
8,500 1398 8350
9,000 — —
9,500 — —
10,000 — —
AIRFLOW
1.2
(Cfm)
Rpm Bhp
3,500 955 2160
4,000 1004 2299
4,500 1056 2793
5,000 1112 3376
5,500 1171 4057
6,000 1232 4845
6,500 1295 5749
7,000 1360 6778
7,500 — —
8,000 — —
8,500 — —
9,000 — —
9,500 — —
10,000 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 1113-1414
High Range: 1096-1339
All other rpms require field-supplied drive.
EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
1.27 720 1329 1.53
1.67 785 1692 1.95
2.15 853 2117 2.43
2.69 923 2605 3.00
3.32 995 3162 3.64
3.65 1067 3532 4.06
4.57 1141 4354 5.01
5.63 1215 5304 6.10
6.85 1290 6389 7.35
8.23 1365 7620 8.76
— — — —
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EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
2.53 1018 2181 2.51
2.72 1064 2644 3.04
3.31 1114 3187 3.67
4.01 1168 3820 4.39
4.82 1224 4551 5.23
5.76 1283 5391 6.20
6.83 1345 6349 7.30
8.05 — — —
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EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
1.24 714 1296 1.49
1.64 780 1651 1.90
2.11 847 2067 2.38
2.65 917 2547 2.93
3.26 988 3094 3.56
3.58 1060 3445 3.96
4.48 1133 4250 4.89
5.52 1207 5181 5.96
6.71 1282 6244 7.18
8.07 1356 7450 8.57
9.60 — — —
— — — —
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EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
2.48 1007 2142 2.46
2.64 1053 2578 2.96
3.21 1103 3093 3.56
3.88 1156 3699 4.25
4.67 1212 4402 5.06
5.57 1271 5213 6.00
6.61 1333 6141 7.06
7.80 1396 7193 8.27
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0.6
Rpm Bhp Watts Rpm
788 1549 1.78 851
848 1926 2.22 906
911 2364 2.72 965
977 2865 3.30 1027
1044 3158 3.63 1092
1113 3892 4.48 1158
1184 4742 5.45 1226
1256 5719 6.58 1295
1328 6832 7.86 1366
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1.6
Rpm Bhp Watts Rpm
1068 2442 2.81 1116
1112 2930 3.37 1158
1160 3498 4.02 1204
1211 4156 4.78 1253
1266 4913 5.65 1306
1323 5779 6.65 1361
1382 6763 7.78 —
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— — — —
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Refer to page 23 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 4.25 (208/230 and 460-v), 3.45 (575-v)
High Range: 5.75
0.6
Rpm Bhp Watts Rpm
781 1510 1.74 843
841 1877 2.16 898
904 2303 2.65 957
969 2793 3.21 1019
1036 3067 3.53 1083
1105 3783 4.35 1149
1175 4615 5.31 1216
1247 5570 6.41 1285
1319 6658 7.66 1355
1392 7890 9.08 —
— — — —
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1.6
Rpm Bhp Watts Rpm
1056 2409 2.77 1104
1100 2865 3.29 1145
1147 3402 3.91 1191
1199 4029 4.63 1240
1253 4754 5.47 1292
1310 5588 6.43 1348
1369 6538 7.52 —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
Refer to page 23 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 5.75
High Range: 8.63
— 25 —
0.8 1.0
Bhp Watts Rpm Bhp
1767 2.03 910 1982
2158 2.48 962 2388
2609 3.00 1017 2583
2845 3.27 1076 3163
3497 4.02 1138 3843
4259 4.90 1201 4631
5136 5.91 1267 5535
6140 7.06 1334 6567
7281 8.37 — —
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1.8 2.0
Bhp Watts Rpm Bhp
2708 3.11 1162 2979
3221 3.70 1202 3517
3814 4.39 1246 4135
4497 5.17 1294 4844
5280 6.07 1345 5652
6172 7.10 1398 6569
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0.8 1.0
Bhp Watts Rpm Bhp
1726 1.98 901 1943
2103 2.42 952 2330
2540 2.92 1008 2501
2755 3.17 1066 3062
3390 3.90 1127 3719
4130 4.75 1191 4484
4986 5.73 1256 5364
5965 6.86 1323 6369
7080 8.14 1391 7507
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1.8 2.0
Bhp Watts Rpm Bhp
2684 3.09 1149 2968
3160 3.63 1189 3463
3718 4.28 1233 4041
4366 5.02 1280 4710
5114 5.88 1331 5480
5970 6.87 1384 6358
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Watts
2.28
2.75
2.97
3.64
4.42
5.33
6.37
7.55
—
—
—
—
—
—
Watts
3.43
4.05
4.76
5.57
6.50
7.56
—
—
—
—
—
—
—
—
Watts
2.23
2.68
2.88
3.52
4.28
5.16
6.17
7.32
8.63
—
—
—
—
—
Watts
3.41
3.98
4.65
5.42
6.30
7.31
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—
—
—
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